128689616

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{731191}}^1$

素因数の和:731210

約数の個数: 20

約数和(自身を含む): 272003424

約数和(自身を除く): 143313808

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 731191, 1462382, 2924764, 5849528, 8043101, 11699056, 16086202, 32172404, 64344808, 128689616]

約数ペア:

[(1, 128689616), (2, 64344808), (4, 32172404), (8, 16086202), (11, 11699056), (16, 8043101), (22, 5849528), (44, 2924764), (88, 1462382), (176, 731191)]